﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace Qiang.Topology.Geometries
{
    public interface IPolygon : IGeometry
    {


        #region 属性


        ILineString ExteriorRing { get; }

        int NumInteriorRings { get; }

        ILineString[] InteriorRings { get; }


        #endregion

        ILineString GetInteriorRingN(int n);


    }
}
